// Array.prototype.includes
const mingzhu = ["西游记", "红楼梦", "水浒传", "三国演义"];
console.log(mingzhu.includes("西游记"));
console.log(mingzhu.includes("金瓶梅"));

// **和Math.pow()一样
console.log(2 ** 10);
console.log(Math.pow(2, 10));
